Toyota Motor Corporation Patente

A positive electrode active material includes olivine lithium manganese iron phosphate, wherein the olivine lithium manganese iron phosphate contains a first dopant at a phosphorus site and a second dopant at an oxygen site, the first dopant has a valence of +4 and a coordination number of 4 at the phosphorus site, and the second dopant has a valence of -1 at the oxygen site.

A positive electrode active material includes olivine lithium manganese iron phosphate, wherein the olivine lithium manganese iron phosphate contains a first dopant at the phosphorus site and a second dopant at the manganese-iron site, and satisfies relationships of ΔG³ < ΔG¹ + ΔG², ΔG² < 0 kJ/mol, and ΔG³ < 0 kJ/mol where ΔG¹ represents free energy of formation produced by substitution of phosphorus at the phosphorus site with the first dopant, ΔG² represents free energy of formation produced by substitution of iron at the manganese-iron site with the second dopant, and ΔG³ represents free energy of formation produced by substitution of phosphorus at the phosphorus site with the first dopant and substitution of iron at the manganese-iron site with the second dopant.

The positive electrode active material includes olivine lithium manganese iron phosphate. The olivine lithium manganese iron phosphate includes a dopant at a manganese-iron site. At the manganese-iron site, the dopant satisfies a relationship of "d_Fe-X < d_Mn-X". The term "d_Fe-X" represents a nearest-neighbor atomic distance between the dopant and iron. The term "d_Mn-X" represents a nearest-neighbor atomic distance between the dopant and manganese.

A positive electrode active material includes a primary particle (1) and a coating material (5). The primary particle (1) contains an olivine-type phosphate compound. The coating material (5) coats at least part of a surface of the primary particle (1). The coating material (5) contains carbon and a Group 2 element.

A positive electrode active material includes a primary particle (1) containing an olivine-type phosphate compound and a coating material (5) containing carbon and coating at least part of a surface of the primary particle (1). In a TEM-EDS analysis, a Group 2 element is detected within the primary particle (1) and within the coating material (5).

The positive electrode active material includes olivine lithium manganese iron phosphate. The discharge curve of olivine lithium manganese iron phosphate includes a first plateau and a second plateau. The first plateau is derived from the redox reaction of manganese. The second plateau is derived from the redox reaction of iron. The voltage difference between the first plateau and the second plateau is 0.56 V or less.

A cathode active material includes a primary particle (1) and a coating (5). The primary particle (1) includes an olivine phosphate compound. The olivine phosphate compound includes at least one selected from the group consisting of lithium manganese phosphate and lithium manganese iron phosphate. The primary particle (1) is doped with Me. The Me is a typical metal element serving as a divalent cation. The coating (5) covers at least part of a surface of the primary particle (1). The coating (5) contains carbon. At least one selected from the group consisting of an Me-C bond and an Me-O-C bond is detected by X-ray photoelectron spectroscopy.

An in-vehicle apparatus (100) includes a communication unit (101) configured to perform wireless communication, a storage unit (102) storing data that is restricted from being transferred outside a region, and a control unit (103) configured to, when the control unit (103) receives predetermined identification information from a wireless communication apparatus (40) by performing wireless communication with the wireless communication apparatus (40) via the communication unit (101) during a process in which the vehicle (10) moves outside the region, delete the data from the storage unit (102).

The present disclosure relates to a cathode active material, a battery, and a method for producing a cathode active material. The cathode active material includes: an olivine phosphate compound (1) including at least one selected from the group consisting of lithium manganese phosphate and lithium manganese iron phosphate; and a coating (5) that covers at least part of a surface of the cathode active material, and contains carbon and iron.

The power storage device (2A) includes an electrode assembly (101), a housing case (20) that houses the electrode assembly (101), and an exhaust valve (21ab) formed on the housing case (20). The housing case (20) includes a first end plate (22), a second end plate (21a), and a peripheral wall (21b) provided between the first end plate (22) and the second end plate (21a). A portion of the peripheral wall (21b) on the side of the second end plate (21a) is thinner than a portion thereof on the side of the first end plate (22). The exhaust valve (21ab) is formed on the second end plate (21a).

An extraction device (9) for extracting a magnet (7) from a rotor (1), the magnet (1) being arranged in a slot (3) of the rotor (1), said slot (3) extending from an upper face (4) of the rotor (1) to a bottom face (5) of the rotor (1) and having a constant cross-section along a longitudinal direction (6), the device comprising - a shell (8) defining a housing, said housing being configured to block a radial displacement of an outer surface (2) of the rotor (1) when the rotor (1) is arranged in the housing, a needle (23) configured to be inserted in the slot (3) and to apply on the magnet (7) a force with a longitudinal component, said needle (23) being longitudinally movable between a starting position outside the housing and an extracting position inside the housing.

A solid-state battery, including a negative electrode layer and a solid electrolyte layer that is adjacent to the negative electrode layer, the negative electrode layer containing a negative electrode active material and a solid electrolyte, and the negative electrode active material containing complexes that include plural particles, and particles that are not included in the complexes, wherein at least some of the particles that are not included in the complexes penetrate into the solid electrolyte layer.

A stator core (20) for a rotary electric machine and having a cylindrical shape centered on a central axis (CA) may include: a plurality of core blocks aligned in an axial direction (z) parallel to the central axis (CA), wherein each core block includes a plurality of electromagnetic steel plates (25) stacked in the axial direction (z) and integrated by being crimped; and a plurality of welded portions (22) arranged on an outer peripheral surface (22s) of the stator core (20), in which each welded portion (22) extends in the axial direction (z), in which the core blocks include a first block (CB1) located farthermost on one side of the axial direction (z) and a second block (CB2) located farthermost on another side of the axial direction (z), and total length of the welded portions (22) on the outer peripheral surface (CB2s) of the second core block (CB2) is shorter than a total length of the welded portions (22) on the outer peripheral surface (CB1s) of the first core block (CB1).

An electric motor (1) may include: a hollow stator core (10); a plurality of coils (20a, 20b, 20c) disposed on the stator core (10) and arranged along a circumferential direction of the stator core (10); a rotor (30) extending in an axial direction of the stator core (10) within a hollow portion of the stator core (10); and a cooling system including a plurality of coolant flow paths (42a, 42b, 42c) arranged in a yoke portion (12) of the stator core (10). The plurality of coolant flow paths (42a, 42b, 42c) may be arranged in a distributed manner along the circumferential direction of the stator core (10). The cooling system may be configured to control a flow rate of a coolant flowing through each of the plurality of coolant flow paths (42a, 42b, 42c) based on a rotation angle of the rotor.

A solid-state battery, including a structure in which a solid electrolyte layer, a negative electrode layer and a negative electrode collector are disposed in that order, the negative electrode layer containing negative electrode active material particles, wherein when the negative electrode layer is divided in a thickness direction into a region X that is at a solid electrolyte layer side and a region Y that is at a negative electrode collector side, a degree of orientation X of negative electrode active material particles in the region X is greater than a degree of orientation Y of negative electrode active material particles in the region Y.

An information processing device (10) includes a control unit (12), in which the control unit (12) is configured to receive vehicle information from each of a plurality of vehicles (20) indicating at least one of status and position of each of the vehicles (20), decide on hub vehicles (20-1) to serve as hubs for providing data, from among the vehicles (20) based on the vehicle information, transmit predetermined data to the hub vehicles (20-1), decide on, for each of the hub vehicles (20-1), client vehicles (20-2, 20-3) with which the predetermined data is to be shared, based on the vehicle information, and transmit, to each of the hub vehicles (20-1), information for identifying the corresponding client vehicles (20-2, 20-3), to share the predetermined data with the client vehicles (20-2, 20-3).

A motor (10) includes a case (50,52), a stator (30), a cooling pipe (60) and at least one bolt (49). A stator core (32) of the stator (30) includes a cylindrical outer peripheral surface (32c), at least one projecting portion (38) protruding from the outer peripheral surface and comprising a bolt fastening hole (39) and at least one stress relaxing hole (36) extending in axial direction. Each stress relaxing hole (36) is disposed in circumferential direction offset to the center of the projecting portion (38). At least one bolt is able to fasten the stator core (32) to the case (50) when inserted into a bolt fastening hole (39). The cooling pipe (60) includes a pipe main body (62) and a hook portion (64) connected to the pipe main body (62). The hook portion (64) is inserted in one stress relaxing hole (36).

An in-vehicle device includes a first communication circuit (111) that supports a mobile communication standard, a second communication circuit (112) that supports a wireless local area network communication standard or a short-range wireless communication standard, a memory (102), and a processor (103). The processor (103) is configured to receive identification information linked to a first region via the second communication circuit by performing wireless local area network communication or short-range wireless communication with a wireless communication device via the second communication circuit. The processor (103) receives a profile corresponding to the first region as a second profile from the information processing device by the mobile communication via the first communication circuit, and stores the second profile in the memory (102) by overwriting a first profile stored in the memory (102).

In a fixing member, for a vehicle, that is engaged and fixed with an insertion engagement part inserted into a through hole of a plate-shaped member, the fixing member for a vehicle is allowed to be more easily and reliably detached from the through hole. In a fixing member 10 for a vehicle in which, by inserting a support column 11 and elastic locking pieces 12 into a through hole 101 of a plate-shaped member 100 for a vehicle from the upper end side of the support column 11, the elastic locking pieces 12 lock a surrounding portion of the through hole 101 from the far side in an insertion direction I and the distal end having an annular shape of a contact main portion 13A annularly contacts the surrounding portion of the through hole 101 from the near side in the insertion direction I, whereby the fixing member 10 is engaged and fixed to the plate-shaped member 100, a dish-like contact portion 13 is provided with a bent portion 13B extending obliquely downward from the distal end of the contact main portion 13A, and a reinforcing rib 13C formed in a projecting manner so as to extend across lower surfaces 13a, 13b thereof.

A positive electrode active material comprising a plurality of secondary particles (2, 2a), wherein: each of the secondary particles (2, 2a) includes a plurality of primary particles (1); each of the primary particles (1) contains an olivine-type phosphate compound; carbon is attached to at least part of a surface of the primary particle (1); a cross-sectional surface of the secondary particle (2, 2a) includes a central portion (3a) and a peripheral portion (3b); and a relationship of 0.5 ≤ I_i/I_o is satisfied where I_i is an average value of signal intensities of carbon in the central portion (3a) in TEM-EDS line analysis along a diametrical direction of the secondary particle (2, 2a), and I_o is an average value of signal intensities of carbon in the peripheral portion (3b) in TEM-EDS line analysis along the diametrical direction of the secondary particle (2, 2a).

A computer-implemented method (20) for determining a human's internal emotions within its surrounding environment, comprising: - collecting (21) a first set of data including behavioral cues of the human, and a second set of data including the surrounding environment of the human; and - processing (22) said first and second sets of data to estimate a first internal emotional state of the human.

A vehicle battery device includes: plural battery stacks that are disposed in a space that is further downward than a floor panel of a vehicle, and each of which includes plural battery cells; and a bus bar that is flexible and electrically connects two of the battery stacks that are lined-up in a vehicle longitudinal direction.

A battery apparatus (20; 100; 150; 160) includes a first battery module (45; 103) including a first battery stack (50; 105) having a plurality of first battery cells (52) stacked in a predetermined direction and a first heat exchanger (64; 110; 165) configured to exchange heat with the first battery stack (50; 105), a second battery module (80; 135) including a second battery stack (82; 137) having a plurality of second battery cells (52) stacked in the predetermined direction, and a heat conductive member (75) configured to be in contact with the first heat exchanger (64; 110; 165) and the second battery module (80; 135).

An inspection system includes: a vehicle (100) configured to travel by unattended driving control; and a control unit (210) configured to operate one or more actuators mounted on the vehicle by the unattended driving control. The control unit is configured to, during an undercarriage inspection of the vehicle, operate the actuator corresponding to an inspection portion of the vehicle by the unattended driving control.

A computer-implemented method for reconstructing an animatable 3D avatar of a subject from a monocular video (110) comprising: (S10) acquiring a monocular video (110); (S20) generating a parametric morphable representation (120) based on the monocular video (110); (S30) associating 3D geometric primitives of the subject (130) to the parametric morphable representation (120); (S40) generating rendered images (140) of the subject under target views (109) based on the 3D geometric primitives (130); (S50) generating one normal map set (150) rendered under the target views (109) based on the parametric morphable representation (120); (S60) generating a pseudo-ground truth image set (160) under the target views (109) based on an image from the monocular video (110) using a multi-view diffusion model (170) conditioned by the normal map set (150); and (S70) adjusting the 3D geometric primitives by optimizing the rendered images (140) using the pseudo-ground truth image set (160).

The present disclosure provides an electrode active material layer that can improve battery capacity retention, as well as a battery comprising the electrode active material layer, whereby the capacity retention is improved. The electrode active material layer of the disclosure comprises an electrode active material and a sulfide solid electrolyte. In the electrode active material layer of the present disclosure, the peak intensity in the spectrum obtained by XPS measurement satisfies the following relational expression (1): 0.40≤I163.0/I161.5≤0.60 wherein:I (163.0) is the maximum peak intensity at 163.0 ±1.0 eV,I (161.5) is the maximum peak intensity at 161.5 ±1.0 eV.The battery of the disclosure 100 comprises an electrode active material layer.

A battery pack including: a case that surrounds cells; and a thermal insulation material positioned between the case and the cells, the thermal insulation material covering at least an ejection region where ejected materials are ejected from the cells, wherein a first adhesive adheres a first region of the thermal insulation material positioned at the ejection region to the case, a second adhesive adheres a second region of the thermal insulation material excluding the first region to the case, and thermal resistance of the first adhesive is lower than the thermal resistance of the second adhesive.

A stator core (10) for a rotary electric machine may include a core portion (20) and a plurality of first fixed portions (21). The core portion (20) may have a cylindrical shape centered on a central axis (CA). The core portion (20) may include a plurality of electromagnetic steel plates stacked in an axial direction parallel to the central axis (CA). The plurality of first fixed portions (21) may be arranged along an outer peripheral surface (20s) of the core portion (20), each of which may include a through hole (21h) parallel to the central axis (CA). Each of the plurality of first fixed portions (21) may be a separate member from the core portion (20) and may be fixed to the outer peripheral surface (20s).

A positive electrode active material includes a primary particle (1) and a coating (5), wherein the primary particle (1) includes an olivine-type phosphate compound, the coating (5) covers at least part of a surface of the primary particle (1), the coating (5) includes carbon, and when a filtrate is obtained by a preparation method including immersing 0.5 g of the positive electrode active material in 10 g of pure water and subjecting a resulting immersed liquid to ultrasonic treatment for 10 minutes and stirring for 6 hours followed by filtration, a concentration of a transition metal element in the filtrate detected by ICP-AES is 200 ppm or less in total.

At least one first-through hole, which faces at least one first battery cell, is formed in a first restraining plate, which faces a second battery module, of a first battery module. At least one second-through-hole, which faces at least one second battery cell and faces a region where the first through-hole is not formed, is formed in a second restraining plate, which faces the first battery module, of the second battery module.

A control device (15) according to an embodiment of the present disclosure includes a control unit (153) configured to execute: acquiring a state of a vehicle (1); and controlling the directivity of an antenna (11) provided in the vehicle (1) based on the state of the vehicle (1). A control device (15) according to another embodiment of the present disclosure includes a control unit (153) configured to execute: receiving a state of a vehicle (1) from a sensor (141) configured to acquire information indicating the speed and the position of the vehicle (1); and controlling the directivity of an antenna provided in the vehicle (1) based on the state of the vehicle (1).

The present disclosure provides an electrode stack, a battery, a method for producing an electrode stack and a method for producing a battery, which can maintain the facing area between the positive electrode active material layer and negative electrode active material layer while improving the diffusibility of the electrolyte solution and the gas emission property during charge-discharge. The electrode stack of the disclosure have an active material layer and a current collector layer in contact with the active material layer, the electrode stack having voids with maximum dimensions of 10 µm or greater in the surface of the active material layer on the current collector layer side and/or in the active material layer.

In a vehicle management device, a processor acquires position information of a lent or shared vehicle and destination information set in a car navigation system of the vehicle, and determines whether the vehicle can be returned by predetermined time on the basis of the position information of the vehicle, position information of a return station where the vehicle is returned, and the destination information.

The present disclosure relates to a cathode active material. The cathode active material includes a primary particle (1) and a coating (5). The primary particle (1) includes an olivine phosphate compound. The coating (5) covers at least part of a surface of the primary particle (1). The coating (5) includes carbon. A trifluoromethyl group is detected by X-ray photoelectron spectroscopy.

A current collector comprising a first layer including a light metal, and a second layer including Ni chemical element, wherein the current collector has an X-ray diffraction pattern obtained by irradiating CuKα radiation onto the second layer using an X-ray diffraction (XRD) device, the X-ray diffraction pattern including diffraction peaks at positions of 2θ = 44.0° to 45.0°, 51.0° to 52.0°, 76.0° to 77.0°, 92.5° to 93.5°, and 98.0° to 99.0°, and a manufacturing method of the current collector and a battery employing the current collector.

A motor unit (1) includes a motor (20), motor busbars (32, 34, 36), first terminals (32a, 34a, 36a), a temperature measuring unit (38), a terminal block (40) provided with second terminals (42a, 44a, 46a), and a temperature sensor unit (49). The motor (20) is stored in the case (10) which is fixed to the terminal block (40). The motor busbars (32, 34, 36) and the temperature measuring unit (38) are connected to a coil (30) of the motor (20). The first terminals (32a, 34a, 36a) are positioned on distal ends of the motor busbars (32, 34, 36). The second terminals (42a, 44a, 46a) are configured to be attached to and detached from the first terminals (32a, 34a, 36a). The temperature sensor unit (49) is fixed to the terminal block (40) and is configured to be attached to and detached from the temperature measuring unit (38).

Example embodiments of the present disclosure facilitate differential software update on an automotive operating system (OS). According to embodiments, a method may include: communicating information associated with a software update to the OS, obtaining a portion of the software update, and applying the obtained portion of the software update to a partition of the OS. The partition of the OS may be a first partition that manages a first type of data and/or a second partition that manages a second type of data. The first type of data may include non-malleable data, infrequently changing data, and/or safety-critical data. The second type of data may include malleable data, frequently changing data, and/or non-safety-critical data. The first partition and the second partition may be logical partitions that are enforced by a configuration of the OS.

A display control device (42) including an object detection section (62) that detects a presence of an object (80) using an other-sensor (22) other than a camera (24), and that identifies a classification of the object (80) from an image captured by the camera (24), and including a display control section (64) that, in cases in which an object (80) has been detected inside a detection range (90) of the other-sensor (22) but outside of an identification range (92) of object classification by the camera (24) and a classification of the object (80) is unable to be identified, displays on a display section (56, 58) a generic object (80B) having a substantially cuboidal shape set with a lower height than an icon employed when displaying according to the classification.

The driving support control device (6) for a vehicle (100) is configured to execute driving support for responding to driver abnormality in response to it being judged that a driver of the vehicle (100) is in an abnormal state in which it is difficult to continue driving of the vehicle (100), suspend the driving support when a predetermined suspension condition is established during the driving support, and when it is estimated that the driver is grasping a steering wheel, make the suspension condition less likely to be established than when it is estimated that the driver is not grasping the steering wheel.

An information processing server (40) includes a communication interface (43) configured to receive, from a customer information management server (30) that manages information on an owner or user of a vehicle, information indicating whether a personal information protection function that protects personal information on the owner or user is enabled or disabled, and when the personal information protection function is disabled, receive vehicle information regarding the vehicle (10) from a data collection server (20) that collects the vehicle information, and a controller (42) configured to perform, based on the vehicle information, deterioration determination of a component related to the vehicle when the personal information protection function is disabled, and not to perform the deterioration determination when the personal information protection function is enabled.